This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: When brazing is finished, which of the following valves should be shut off first? a. Acetylene ... (Read 33 times)

asan beg

  • Hero Member
  • *****
  • Posts: 570
on: Jul 24, 2018
When brazing is finished, which of the following valves should be shut off first?
 
  a. Acetylene valve on the tank regulator
  b. Oxygen valve on the tank regulator
  c. Acetylene valve on the torch handle
  d. Oxygen valve on the torch handle

Question 2

Which of the following statements about brazing dissimilar metals is incorrect?
 
  a. Always use a phosphorus alloy to braze dissimilar metals.
  b. Always use a flux, even when one of the metals is copper.
  c. Different metals have different melting points.
  d. Different metals expand at different rates.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tjayeee

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jul 24, 2018
Answer to Question 1

d

Answer to Question 2

a


asan beg

  • Member
  • Posts: 570
Reply 2 on: Jul 24, 2018
:D TYSM

bulacsom

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Application of an ostomy bag or pouch:E, Then, the clamp is securely clipped shut. Application of an ostomy bag or pouch:E, Then, the clamp is securely clipped shut.
Varicosis. (a) Varicose veins develop due to the failure of valves in the superficial veins of the l Varicosis. (a) Varicose veins develop due to the failure of valves in the superficial veins of the l
The heart: (b) chambers and valves. The heart: (b) chambers and valves.
Oil pressure relief valves are spring loaded. The stronger the spring tension, the higher the oil ... Oil pressure relief valves are spring loaded. The stronger the spring tension, the higher the oil ...
If the needle drops 1 or 2 inches Hg from the normal reading, one of the engine valves is burned or ... If the needle drops 1 or 2 inches Hg from the normal reading, one of the engine valves is burned or ...
Heart Valves and Circulation of Blood Heart Valves and Circulation of Blood
Video: Elementary kinetics

For a complete list of videos, visit our video library